Project Manager - Software & Mission Systems

ReOrbit is looking fora Project Manager - Software & Mission Systems to lead all software, mission-system, and ground-segment integration activities for the SiltaSat GEO satellite.

This role ensures the successful development, verification, release, and in-orbit validation of mission-critical software for long-duration GEO operations.

It's an exciting chance to join a dynamic start-up, with the opportunity to make a real impact, to reach our goal of pushing the boundaries of space data transfer. 

This job can be based in our headquarter in Helsinki, Finland or Bengaluru, India.

Responsibilities

• Lead flight software development and integration activities.

• Coordinate ground systems and mission-operations interfaces.

• Manage mission-system integration across flight, ground, and operational elements.

• Interpretation of software architecture documents and ICDs.

• Oversee software verification, validation, and configuration tracking.

• Lead in-orbit validation planning for GEO commissioning and long-term operations.

• Coordinate with software teams, mission operations, and simulation stakeholders.

• Support ground-segment integration and mission readiness events.

• Serve as custodian of the Software Interface Design Description Document, covering:

  • Data structures and formats

  • Data rates and bandwidth

  • Encryption and cybersecurity

  • Edge-computing and onboard processing logic

Skills and Requirements

• Bachelor’s degree in Engineering, Computer Science, or related field; Master’s degree is an advantage.

• 5+ years of experience in flight software, mission systems, or ground-segment development within a space or aerospace organization.

• Space-Specific Protocol Experience: Reasonable familiarity with space-industry communication standards like CCSDS packet processing, SOIS (Spacecraft Onboard Interface Services), or lightweight small-sat protocols like CSP (CubeSat Space Protocol).

• Autonomous Fault Management: Proven experience developing or testing spacecraft FDIR (Fault Detection, Isolation, and Recovery) algorithms designed to handle long-term communication disconnects and radiation-induced upsets without ground intervention.

• Spaceflight Hardware Constraints: Direct experience building software for radiation-tolerant flight computers, managing telemetry downlinks via CFDP (CCSDS File Delivery Protocol), or interfacing with space-specific peripherals over SpaceWire or CAN bus.

• Strong understanding of software lifecycle processes, V&V methodologies, and mission-system architectures for GEO missions.

• Experience coordinating multi-disciplinary engineering and mission-operations team

• Understanding of real-time embedded software and onboard data-handling systems.

• Experience with simulation frameworks, digital twins, and automated testing.

• Knowledge of cybersecurity and secure data-handling for space systems.

Working at ReOrbit

At ReOrbit, we are focused on building a strong team as we believe nothing can be accomplished without innovative, humble and curious minds working together on a common goal. We’re all about fostering an inclusive, dynamic environment where equality and diversity are our strength. 

We offer

• Challenging but rewarding environment you will thrive if you are always reflecting on how to make things better. Your ideas will be heard.

• Ambitious and supportive network of people, who are motivated to change the space industry, bringing expertise from both classic and new space. And most importantly a possibility to be a part of a unique and diverse team, connected by similar mindset and sense of humor. 

What does ReOrbit do?

ReOrbit builds the foundation for the next generation of space applications by transforming satellites into truly intelligent, interconnected platforms, defined by software. Our satellite design philosophy revolves around the idea that satellites must network, communicate with each other and thus improve mission efficiency. How can this be achieved? Thanks to a flexible software-first architecture, where all these aspects are dealt with upfront in the mission concept, as integrated functionalities.

ReOrbit’s top notch team of software engineers and system architects develop inhouse software, procure hardware from the best in class suppliers, and seamlessly integrate the components to create flexible and secure satellites. Today, we are a rapidly growing company building a very strong multidisciplinary team to support our activities. We are headquartered in Helsinki, Finland with subsidiaries in Bristol, UK, Bariloche, Argentina and Bengaluru, India.

Join us in our journey of building software enabled satellites for secure communications and, thus, creating the most compelling in space data flow company of the new space era.

The Company may require a security clearance for certain positions. Any such security clearance will be conducted in accordance with applicable law and the Company's relevant policies

For agencies: We do not accept unsolicited CVs for our open vacancies. Any CV sent to our team unsolicited will reserve us the right to pursue a candidate without obligation to the sender. All candidate submissions must be conducted through our official channels and in accordance with our terms of engagement.